package com.zhao.util;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.ConnectException;
import java.net.URL;

import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import net.sf.json.JSONObject;

/**
 * http请求
 * @author zhaowj
 * @date2018年1月20日 下午10:28:29
 */
public class HttpRequest {
	private static Logger log=LoggerFactory.getLogger(HttpRequest.class);
	  /**
     * 发送https请求
     * @param requestUrl 请求地址
     * @param requestMethod 请求方式（GET/POST）
     * @param outputStr 提交的数据
     * @return 获取JSON对象
     */
    public static JSONObject httpsRequest(String requestUrl,String requestMethod,String outputStr){
    	JSONObject jsonObject=null;
    	try {
			//创建SSLContext对象，并使用我们制定的新人管理器初始化
    		TrustManager[] tm={new MyX509TrustManager()};
    		SSLContext sslContext=SSLContext.getInstance("SSL");
    		//, "SumJSSE"
    		sslContext.init(null, tm, new java.security.SecureRandom());
    		//从上述SSLContext对象中得到SSLSocketFactory对象
    		SSLSocketFactory ssf=sslContext.getSocketFactory();
    		//创建HttpsURLConnection
    		URL url=new URL(requestUrl);
    		HttpsURLConnection conn=(HttpsURLConnection)url.openConnection();
    		conn.setSSLSocketFactory(ssf);
    		//设置HttpsURLConnection
    		conn.setDoOutput(true);
    		conn.setDoInput(true);
    		conn.setUseCaches(false);
    		//设置请求方式（GET/POST）
    		conn.setRequestMethod(requestMethod);
    		
    		//当提交的数据outputStr不为空时，向输出流写入数据
    		if (outputStr!=null) {
				OutputStream outputStream=conn.getOutputStream();
				//注意编码格式
				outputStream.write(outputStr.getBytes("UTF-8"));
				outputStream.close();
			}
    		
    		//从输入流读取返回内容
    		InputStream inputStream=conn.getInputStream();
    		InputStreamReader inputStreamReader=new InputStreamReader(inputStream,"UTF-8");
    		BufferedReader bufferedReader=new BufferedReader(inputStreamReader);
    		String str=null;
    		StringBuffer buffer=new StringBuffer();
    		while ((str=bufferedReader.readLine())!=null) {
				buffer.append(str);
			}
    		
    		//释放资源
    		bufferedReader.close();
    		inputStreamReader.close();
    		inputStream.close();
    		inputStream=null;
    		conn.disconnect();
    		
    		//将返回内容转换成Json
    		jsonObject=JSONObject.fromObject(buffer.toString());
		} catch (ConnectException ce) {
			log.error("链接超时："+ce);
		}catch (Exception e) {
			log.error("https请求异常："+e);
		}
    	return jsonObject;
    }
    /**
	 * 发送https请求
	 * 
	 * @param requestUrl
	 *            请求地址
	 * @param requestMethod
	 *            请求方式（GET/POST）
	 * @param outputStr
	 *            提交的数据
	 * @return 获取JSON对象
	 */
	public static String httpsPayRequest(String requestUrl, String requestMethod, String outputStr) {
		JSONObject jsonObject = null;
		try {
			// 创建SSLContext对象，并使用我们制定的新人管理器初始化
			TrustManager[] tm = { new MyX509TrustManager() };
			SSLContext sslContext = SSLContext.getInstance("SSL");
			// , "SunJSSE"
			sslContext.init(null, tm, new java.security.SecureRandom());
			// 从上述SSLContext对象中得到SSLSocketFactory对象
			SSLSocketFactory ssf = sslContext.getSocketFactory();
			// 创建HttpsURLConnection
			URL url = new URL(requestUrl);
			HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
			conn.setSSLSocketFactory(ssf);
			// 设置HttpsURLConnection
			conn.setDoOutput(true);
			conn.setDoInput(true);
			conn.setUseCaches(false);
			// 设置请求方式（GET/POST）
			conn.setRequestMethod(requestMethod);

			// 当提交的数据outputStr不为空时，向输出流写入数据
			if (outputStr != null) {
				OutputStream outputStream = conn.getOutputStream();
				// 注意编码格式
				outputStream.write(outputStr.getBytes("UTF-8"));
				outputStream.close();
			}

			// 从输入流读取返回内容
			InputStream inputStream = conn.getInputStream();
			InputStreamReader inputStreamReader = new InputStreamReader(inputStream, "UTF-8");
			BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
			String str = null;
			StringBuffer buffer = new StringBuffer();
			while ((str = bufferedReader.readLine()) != null) {
				buffer.append(str);
			}

			// 释放资源
			bufferedReader.close();
			inputStreamReader.close();
			inputStream.close();
			inputStream = null;
			conn.disconnect();

			// 将返回内容转换成Json
			return buffer.toString();
		} catch (ConnectException ce) {
			log.error("链接超时：" + ce);
		} catch (Exception e) {
			log.error("https请求异常：" + e);
		}
		return null;
	}
}
